US2440588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlled freewheeling mechanism
Assignee: Individual
•
Filing: 1938-03-22
•
Granted: 1948-04-27
•
Expires: 1958-03-22
Abstract
No abstract record available.
Inventors
- 👤 Kegresse Adolphe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:05
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/10; F16H63/00; F16H63/02; F16H63/30; F16H63/3023; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19228; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19433; Y10T74/19442; Y10T74/19447
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1248635A
Cited
US1723925A
Cited
US1783513A
Cited
US1926783A
Cited
US2003212A
Cited
GB471852A
Cited
US2090614A
Cited
US2143325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-04-27 | 1951-10-27 | 1952-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-04-27 | 1955-10-27 | 1956-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-04-27 | 1959-10-27 | 1960-04-27 | $7700.00 | Window Closed / Lapsed |